CN210743165U

CN210743165U - Combustible gas detection device based on wireless network

Info

Publication number: CN210743165U
Application number: CN202020013390.7U
Authority: CN
Inventors: 王卫国; 罗俊豪; 梁海涛
Original assignee: Zhuhai Caatm Electronic Co ltd
Current assignee: Zhuhai Caatm Electronic Co ltd
Priority date: 2020-01-03
Filing date: 2020-01-03
Publication date: 2020-06-12
Anticipated expiration: 2030-01-03

Abstract

The utility model discloses a combustible gas detection device based on a wireless network, which belongs to the technical field of combustible gas detection and comprises a shell, wherein four corners near the rear part of the shell are all fixed with installation blocks, a combustible gas detection probe is fixed above the left side of the shell, a display screen is arranged above the front side wall of the shell, one side near the lower part of the front side wall of the shell is provided with a setting button, the other side near the lower part of the front side wall of the shell is provided with an alarm indicator lamp, a switch button is arranged below the setting button, and the left side lower part of the shell is connected with a power cord. Thereby improving the convenience of use of the device.

Description

Combustible gas detection device based on wireless network

Technical Field

The utility model belongs to the technical field of combustible gas surveys, concretely relates to combustible gas detection device based on wireless network.

Background

With the rapid development of the urban natural gas industry and the chemical industry, the types and application ranges of flammable and explosive gases are increasing, once the flammable and explosive gases leak in the production and use processes, serious accidents such as poisoning, fire, explosion and the like can be caused, while the attention degree of people on safety production and the production technical means are continuously improved, the flammable gas detection device is widely applied to the fields, and although the production process of the conventional flammable gas detection device based on the wireless network is maturing day by day, part of the flammable gas detection device is still insufficient to be improved.

The prior art has the following problems: the power line of the existing combustible gas detection device based on the wireless network can not be wound, the length of the power line can not be adjusted according to the position of the power supply, and the portability of the device in use is reduced.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a combustible gas detection device based on wireless network has the freedom regulation that can realize the power cord length to improve the characteristics that the device used the convenience.

In order to achieve the above object, the utility model provides a following technical scheme: a combustible gas detection device based on a wireless network comprises a shell, wherein mounting blocks are fixed at four corners near the rear of the shell, a combustible gas detection probe is fixed above the left side of the shell, a display screen is mounted at the front side wall of the shell near the upper part, a setting button is arranged at one side near the lower part of the front side wall of the shell, an alarm indicator lamp is arranged at the other side near the lower part of the front side wall of the shell, a switch button is mounted below the setting button, a power cord is connected below the left side of the shell, the power cord is connected with the shell through a winding assembly, a plug is fixed at one end of the power cord far away from the shell, a sliding groove is formed at the outer side wall near the lower part of the plug, a second sealing gasket is fixed at the inner side of the sliding groove, a sliding ring is connected inside the sliding groove in a sliding manner, and a sealing shell is fixed, operation threaded rod is all installed to both sides about the top of sealed casing, and the below of sealed casing is fixed with first sealed pad, both sides the outside of operation threaded rod all is overlapped and is equipped with fixed plate, two on the fixed plate and the position that corresponds operation threaded rod all seted up threaded hole.

Preferably, the winding assembly comprises a supporting plate, a first limiting groove, a winding rod, a second limiting groove and a limiting fork, wherein the winding rod is fixed at one end of the supporting plate, the second limiting groove is formed in the middle of the winding rod, the winding groove is formed in the outer side wall of the winding rod, the limiting fork is installed on one side, away from the supporting plate, of the winding rod, and the first limiting groove is formed in the position, corresponding to the limiting fork, of the supporting plate.

Preferably, bolt holes are formed in the middle positions of the four mounting blocks.

Preferably, a semi-arc groove is formed in the position, close to one side wall of the power line and corresponding to the power line, of the sealing shell.

Preferably, a handle is fixed at the operating end of the operating threaded rod, and anti-skid grains are carved on the handle.

Preferably, the limiting fork comprises a connecting rod, a first inserting rod, a second inserting rod and a third inserting rod, wherein the second inserting rod is connected to the middle of the connecting rod, the first inserting rod is connected to one side of the second inserting rod, and the third inserting rod is connected to the other side of the second inserting rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses the winding assembly is through setting up backup pad, winding rod, winding groove, spacing fork, first spacing groove and second spacing groove, and multiple structure is mutually supported, can convolute the power cord and carry out fixed function, and then can realize the free regulation of power cord length to improve the convenience that the device used.

2. The utility model discloses a set up fixed plate, screw hole, operation threaded rod, seal shell, slip ring, sliding tray, the sealed pad of second and the sealed pad of first, multiple structure mutually supports, can also carry out waterproof work to the plug of pegging graft when neither influencing the normal grafting of plug, avoids the moisture in the air to get into plug department and causes the potential safety hazard, improves the safety in utilization.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the winding assembly of the present invention;

FIG. 3 is a schematic view of the present invention from another perspective as shown in FIG. 1A;

fig. 4 is a partial cross-sectional structural view of fig. 3 according to the present invention;

FIG. 5 is a schematic structural diagram of the working process of the present invention;

in the figure: 1. a housing; 2. setting a button; 3. a switch button; 4. a power line; 5. a winding assembly; 51. a support plate; 52. a first limit groove; 53. a winding groove; 54. a winding rod; 55. a second limit groove; 56. a limiting fork; 6. an alarm indicator light; 7. a display screen; 8. mounting blocks; 9. a combustible gas detection probe; 10. a first gasket; 11. sealing the housing; 12. a fixing plate; 13. operating the threaded rod; 14. a plug; 15. a threaded hole; 16. a slip ring; 17. a sliding groove; 18. a second gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a combustible gas detection device based on a wireless network comprises a shell 1, wherein four corners near the rear of the shell 1 are respectively fixed with a mounting block 8, in order to fix the four mounting blocks 8 on a wall surface, in the embodiment, preferably, bolt holes are arranged at the middle positions of the four mounting blocks 8, a combustible gas detection probe 9 is fixed above the left side of the shell 1, a display screen 7 is arranged above the front side wall of the shell 1, a setting button 2 is arranged at one side near the lower part of the front side wall of the shell 1, an alarm indicator lamp 6 is arranged at the other side near the lower part of the front side wall of the shell 1, a switch button 3 is arranged below the setting button 2, a power line 4 is connected below the left side of the shell 1, the power line 4 is connected with the shell 1 through a winding assembly 5, a plug 14 is fixed at one end of the power line 4 far away from the shell 1, and a sliding groove 17, a second sealing gasket 18 is fixed close to the inner side of the sliding groove 17, a sliding ring 16 is connected in the sliding groove 17 in a sliding way, one end of the sliding ring 16 far away from the sliding groove 17 is fixed with the sealing shell 11, in order to avoid affecting the normal operation of the power cord 4, in this embodiment, it is preferable that a semi-arc groove is formed on a side wall of the sealing case 11 close to the power cord 4 and corresponding to the power cord 4, operation threaded rods 13 are installed on both the left and right sides above the sealing case 11, in order to facilitate the operation of the operation threaded rod 13, in the present embodiment, it is preferable that a handle is fixed to the operation end of the operation threaded rod 13, the handle is engraved with anti-slip lines, and the below of sealed casing 11 is fixed with first sealed the pad 10, and the outside of both sides operation threaded rod 13 all is equipped with fixed plate 12, and threaded hole 15 has all been seted up on two fixed plates 12 and the position that corresponds operation threaded rod 13.

In order to wind and fix the power cord 4, in the present embodiment, it is preferable that the winding assembly 5 includes a support plate 51, a first limit groove 52, a winding groove 53, a winding rod 54, a second limit groove 55, and a limit fork 56, wherein, one end of the supporting plate 51 is fixed with a winding rod 54, the middle position of the winding rod 54 is provided with a second limit groove 55, the outer side wall of the winding rod 54 is provided with a winding groove 53, one side of the winding rod 54 far away from the supporting plate 51 is provided with a limit fork 56, in order to have a good limiting effect, in this embodiment, it is preferable that the limiting fork 56 includes a connecting rod, a first insertion rod, a second insertion rod and a third insertion rod, wherein, the middle position of the connecting rod is connected with a second inserting rod, one side of the second inserting rod is connected with a first inserting rod, and the other side of the second inserting rod is connected with a third inserting rod, and the supporting plate 51 is provided with a first limiting groove 52 at a position corresponding to the limiting fork 56.

The utility model discloses a theory of operation and use flow: the utility model discloses assembly work: the four mounting blocks 8 are respectively fixed on the wall surface through mounting bolts, the assembly work is finished and the power cord is ready to be used, when the power cord is used, the length of the power cord 4 is adjusted according to the length of the shell 1 from the power position (the adjusting step is as follows: if the length of the power cord 4 from the power position is not enough, the limiting fork 56 is taken out, the power cord 4 is taken out from the winding groove 53 of the winding rod 54 until the plug 14 is just inserted in the power position and stops, the limiting fork 56 is inserted into the first limiting groove 52 and the second limiting groove 55 to fix the power cord 4, if the length of the power cord 4 from the power position is excessive, the limiting fork 56 is taken out, the power cord 4 is wound in the winding groove 53 until the plug 14 is just inserted in the power position and stops, the limiting fork 56 is inserted into the first limiting groove 52 and the second limiting groove 55 to fix the power cord 4), by rotating the operating threaded rods 13 on the two sides of the sealing shell 11 in the forward direction, the operating threaded rods 13 on the two sides move downwards under the matching of the threaded holes 15 corresponding to the fixing plate 12, the operating threaded rods 13 on the two sides drive the sealing shell 11 to move downwards until the first sealing gasket 10 of the sealing shell 11 stops abutting against the wall (due to the action of the sliding ring 16, the sliding groove 17 and the second sealing gasket 18, the gap between the sealing shell 11 and the plug 14 is in a sealing state), after the power supply is switched on, the switch button 3 is pressed, after basic parameters such as the upper limit of the concentration of combustible gas and the like are set through the setting button 2, the concentration of the combustible gas in the air is detected by the combustible gas detection probe 9, when the concentration of the combustible gas in the air is detected by the combustible gas detection probe 9 to exceed a set value (the combustible gas detection probe 9 feeds, microprocessor feeds back to contrastive analysis module and carries out contrastive analysis), microprocessor feeds back the instruction to warning module, 6 scintillations of alarm indicator lamp, suggestion combustible gas concentration is too high, and microprocessor sends data for the second transceiver module on mobile terminal through first wireless receiving module simultaneously, and mobile terminal receives data and carries out timely processing or warning.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A combustible gas detection device based on wireless network, includes shell (1), its characterized in that: the gas sensor is characterized in that mounting blocks (8) are fixed at four corners close to the rear of the shell (1), a combustible gas detection probe (9) is fixed at the upper portion of the left side of the shell (1), a display screen (7) is installed at the front side wall of the shell (1) close to the upper portion, a setting button (2) is arranged at one side close to the lower portion of the front side wall of the shell (1), an alarm indicator lamp (6) is arranged at the other side close to the lower portion of the front side wall of the shell (1), a switch button (3) is installed below the setting button (2), a power line (4) is connected with the left side lower portion of the shell (1), the power line (4) is connected with the shell (1) through a winding assembly (5), a plug (14) is fixed at one end, far away from the shell (1), a sliding groove (17) is formed at the lower portion close to the outer side wall of the plug (14), a second sealing gasket (18) is, the inside sliding connection of sliding tray (17) has slip ring (16), the one end that sliding tray (17) were kept away from in slip ring (16) is fixed with seal housing (11), operation threaded rod (13) are all installed to both sides about the top of seal housing (11), and the below of seal housing (11) is fixed with first sealed pad (10), both sides the outside of operation threaded rod (13) all overlaps and is equipped with fixed plate (12), two threaded hole (15) are all seted up to the position that just corresponds operation threaded rod (13) on fixed plate (12).

2. The wireless-network-based combustible gas detection device according to claim 1, wherein: the winding assembly (5) comprises a supporting plate (51), a first limiting groove (52), a winding groove (53), a winding rod (54), a second limiting groove (55) and a limiting fork (56), wherein the winding rod (54) is fixed at one end of the supporting plate (51), the second limiting groove (55) is formed in the middle of the winding rod (54), the winding groove (53) is formed in the outer side wall of the winding rod (54), the limiting fork (56) is installed on one side, away from the supporting plate (51), of the winding rod (54), and the first limiting groove (52) is formed in the position, corresponding to the limiting fork (56), of the supporting plate (51).

3. The wireless-network-based combustible gas detection device according to claim 1, wherein: bolt holes are formed in the middle positions of the four mounting blocks (8).

4. The wireless-network-based combustible gas detection device according to claim 1, wherein: the sealing shell (11) is provided with a semi-arc groove close to one side wall of the power line (4) and corresponding to the position of the power line (4).

5. The wireless-network-based combustible gas detection device according to claim 1, wherein: the handle is fixed at the operating end of the operating threaded rod (13), and anti-skid grains are carved on the handle.

6. The wireless-network-based combustible gas detection device according to claim 2, wherein: spacing fork (56) are including connecting rod, first grafting pole, second grafting pole and third grafting pole, wherein, the intermediate position of connecting rod is connected with the second grafting pole, one side of second grafting pole is connected with first grafting pole, and the opposite side of second grafting pole is connected with the third grafting pole.